1. Automatic Tuning of Simple Regulators for Phase and Amplitude Margins Specifications;Åström,1983
2. Automatic Tuning of Simple Regulators;Åström,1984
3. Automatic Tuning of Simple Regulators with Specifications on Phase and Amplitude Margins;Åström;Automatica,1984
4. Effect of Closed-Loop Transfer Function Pole and Zero Locations on the Transient Response of Linear Control Systems;Elgerd;Applications and Industry,1959
5. A new method for design of PID regulators;Hägglund,1984